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    <title>Preparing</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="bower_components/bootstrap/dist/css/bootstrap.min.css">
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    <p>🐄 - we are on our way.</p>
    <h1 style="color:#333;font-size:48px">502</h1>
    <p>Please do not stop the stack, while we are initializing the database or do other preparations.</p>
    <p style="font-size:small"><b>What is happening?</b> - Nginx cannot connect to an upstream server.<br>
    This is fine, if mailcow was just
    installed or updated and can take a few minutes to complete.<br>
    Please check the logs or contact support, if the error persists.</p>
    <pre>docker-compose logs --tail=200 php-fpm-mailcow</pre>
    <br><a style="color:#555;text-decoration:none;" href="https://mailcow.github.io/mailcow-dockerized-docs/#get-support" target="_blank">Need support?</a>
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